The GX-281 Liquid Handler is a large capacity versitile platform that can be configured for injection, fraction collection, and re-injection as part of a Gilson purification system or a flexible liquid handler with optional accessories such as tube grippers, balances, and bar code readers for performing a wide veriety of automated unattended liquid handling applications. The GX-281 Liquid Handler and autosampler offers unmatched versatility and performance for liquid handling operations including injection, fraction collection and re-injection. The instrument features a revolutionary syringeless solvent delivery system that accommodates various volumes and flow rates. The GX Solvent System features an innovative technology that allows for a large dynamic working range of 2 µL to 100 mL and flow rates of 1 µL/min to 25 mL/min.